"""modify ai_config add user_id

Revision ID: 2fc996091eff
Revises: 1e3f7e4d7933
Create Date: 2025-04-10 15:37:54.624085

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa
from sqlalchemy.dialects import mysql

# revision identifiers, used by Alembic.
revision: str = '2fc996091eff'
down_revision: Union[str, None] = '1e3f7e4d7933'
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    # ### commands auto generated by Alembic - please adjust! ###
    op.alter_column('ai_agents', 'system_prompt',
               existing_type=mysql.LONGTEXT(collation='utf8mb4_general_ci'),
               type_=sa.TEXT(length=16777216),
               existing_nullable=True)
    op.add_column('ai_config', sa.Column('user_id', sa.Integer(), nullable=False))
    op.create_foreign_key(None, 'ai_config', 'users', ['user_id'], ['id'])
    op.alter_column('funcall_log', 'log_text',
               existing_type=mysql.LONGTEXT(collation='utf8mb4_general_ci'),
               type_=sa.TEXT(length=16777216),
               existing_comment='日志信息',
               existing_nullable=True)
    # ### end Alembic commands ###


def downgrade() -> None:
    # ### commands auto generated by Alembic - please adjust! ###
    op.alter_column('funcall_log', 'log_text',
               existing_type=sa.TEXT(length=16777216),
               type_=mysql.LONGTEXT(collation='utf8mb4_general_ci'),
               existing_comment='日志信息',
               existing_nullable=True)
    op.drop_constraint(None, 'ai_config', type_='foreignkey')
    op.drop_column('ai_config', 'user_id')
    op.alter_column('ai_agents', 'system_prompt',
               existing_type=sa.TEXT(length=16777216),
               type_=mysql.LONGTEXT(collation='utf8mb4_general_ci'),
               existing_nullable=True)
    # ### end Alembic commands ###
